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Company · Salisbury

Horizon Water Infrastructure Limited

Other business support service activities n.e.c.

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Official record Companies House · updated 27th September 2026 · Sources

Network

The large node is Horizon Water Infrastructure Limited. Red nodes are organisations, white nodes are people. Sign in free to explore further.

Who leads it

Previous officers 4

  1. Timothy James Mortlock 2025-2026 Director View profile
  2. Thomas Thorp 2025-2025 Director View profile
  3. Mark George Cresswell 2024-2025 Director View profile
  4. Philip David Shaw 2024-2025 Director View profile

Directors and secretaries as filed at Companies House.

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About

What it does
Other business support service activities n.e.c.
Incorporated
18/06/2024
Registered office
Salisbury

Ownership

Owned by (2) iOwned byIndividuals and companies registered as having significant control over this company, from the Companies House PSC (persons with significant control) register. People whose ownership could not be confirmed to one individual are not listed as confirmed owners.

Group

  1. Horizon Water Infrastructure Limited is controlled by Smart Metering Systems Limited
    Evidence
    active 75-100% shares, 75-100% voting, appoints directors · notified 2025-06-03 · source: Companies House PSC register
  2. Smart Metering Systems Limited is controlled by Sienna Bidco Limited
    Evidence
    active 75-100% shares, 75-100% voting, appoints directors · notified 2024-03-25 · source: Companies House PSC register
  3. Sienna Bidco Limited is controlled by Sienna Midco 3 Limited
    Evidence
    active 75-100% shares, 75-100% voting, appoints directors · notified 2023-11-27 · source: Companies House PSC register
  4. Sienna Midco 3 Limited is controlled by Sienna Midco 2 Limited
    Evidence
    active 75-100% shares, 75-100% voting, appoints directors · notified 2023-11-27 · source: Companies House PSC register

Ultimately controlled by Sienna Midco 2 Limited.

42 other companies in this group

Ownership paths are calculated from Companies House persons-with-significant-control filings. Each step shows the filed nature of control and dates; a step marked "ceased" is historical, not current.

Board analysis

Board DNA

How this board is put together, from the Companies House officer record and Charity Commission trustee records - deterministic, no AI.iBoard compositionCounted from the dated Companies House officer record: the current directors only, past directors excluded.

3 directors on the board

1.4y median 1.9y
average tenure
1.9y
longest tenure
0
directors past 6 years

First-time vs portfolio directors

First-time (2)

Portfolio (1)

0
also govern a charity

Left in the last 12 months

Where else this board sits iWhere else this board sitsThe charitable fields these directors govern in elsewhere, by Charity Commission classification. Excludes this company and any charity it is the legal face of.

Business services 16Professional services 9Finance 6Tech and media 3Construction 2Education 1Manufacturing 1

The sectors these directors govern in elsewhere. This company, and any charity it is the legal face of, are excluded - counting them would just tell you what you are already looking at.

Sources

Official record from Companies House. Governance Register calculates the connections.

Record details
Company number
15786027
Status
Active
Type
Private Limited Company
Accounts next due
31/12/2026
Edition
Register edition compiled 27th September 2026
Labels
Official record from Companies House · Calculated derived by Governance Register.

Contains public sector information licensed under the Open Government Licence v3.0. Report an issue · How we handle data